SoRasterReaderSet.h

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**=======================================================================*/
/*=======================================================================
** Author      : C. OGNIER (Jun 2003)
**=======================================================================*/
 
 
#ifndef _SORASTERREADERSET_
#define _SORASTERREADERSET_
 
#include <Inventor/image/SoRasterImageRW.h>
#include <Inventor/threads/SbThreadRWMutex.h>
 
#include <Inventor/STL/map>
 
class SoRasterImageFile; //FORWARD
 
class  SoRasterReaderSet {
 
public:
    static SoRasterImageRW* getReader(SoRasterImageIO* imageIO);
 
  static void addReader(SoRasterImageRW* reader);
 
  static void deleteReaders(int start, int num = -1);
 
  static SoType getReaderAt(int index);
 
  static int getNumReaders();
 
 
private:
  static void initClasses();
  static void exitClasses();
 
  static SoRasterImageRW* getReader(SoRasterImageFile* imageFile, const SbString& suffix);
 
  static SoRasterImageRW* getReader(const SbString& filename);
 
private:
  SoRasterReaderSet();
  ~SoRasterReaderSet();
 
private:
  typedef std::vector<SoRasterImageRW*> SoRasterImageRWVector;
 
  struct ThreadDataStruct
  {
    bool isLoaded;
    SoRasterImageRWVector* readersList;
  };
 
 
  static void loadAllReaders();
  static ThreadDataStruct* getCurrentThreadData();
 
  static SbThreadRWMutex s_readersMutex;
  static SbThreadMutex s_getReaderMutex;
  static std::map<SbThreadId_t, ThreadDataStruct*> s_threadsReaders;
 
};
 
#endif